add-code-of-conduct-1 issue-10-Label_formatting issue-12-Field_coloring_does_not_depend_on_category_order issue-16-Allow_DateTime_Axis issue-18-improve_discrete_coloring issue-21-Add_annotation_capability issue-22-error_behavior_of_color_palette issue-25-Documentation issue-27-behavoir_x-axis issue-28-Hovertext_when_empty issue-29-Adjust_naming_categorical_colorbar issue-6-Base_functionality_axis issue-8-Field_formatting issue-9-Legend_functionality master